1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
|
/*
* cm_t43.h
*
* Copyright (C) 2015 Compulab, Ltd.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __CONFIG_CM_T43_H
#define __CONFIG_CM_T43_H
#define CONFIG_CM_T43
#define CONFIG_ARCH_CPU_INIT
#define CONFIG_MAX_RAM_BANK_SIZE (2048 << 20) /* 2GB */
#define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */
#include <asm/arch/omap.h>
/* Serial support */
#define CONFIG_SYS_NS16550_SERIAL
#define CONFIG_SYS_NS16550_CLK 48000000
#define CONFIG_SYS_NS16550_COM1 0x44e09000
#if !defined(CONFIG_SPL_DM) || !defined(CONFIG_DM_SERIAL)
#define CONFIG_SYS_NS16550_REG_SIZE (-4)
#endif
/* NAND support */
#define CONFIG_NAND
#define CONFIG_NAND_OMAP_ELM
#define CONFIG_SYS_NAND_ONFI_DETECTION
#define CONFIG_SYS_NAND_5_ADDR_CYCLE
#define CONFIG_SYS_NAND_PAGE_SIZE 2048
#define CONFIG_SYS_NAND_OOBSIZE 64
#define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
#define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
#define CONFIG_SYS_NAND_ECCSIZE 512
#define CONFIG_SYS_NAND_ECCBYTES 14
#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW
#define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \
CONFIG_SYS_NAND_PAGE_SIZE)
#define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \
10, 11, 12, 13, 14, 15, 16, 17, \
18, 19, 20, 21, 22, 23, 24, 25, \
26, 27, 28, 29, 30, 31, 32, 33, \
34, 35, 36, 37, 38, 39, 40, 41, \
42, 43, 44, 45, 46, 47, 48, 49, \
50, 51, 52, 53, 54, 55, 56, 57, }
/* CPSW Ethernet support */
#define CONFIG_DRIVER_TI_CPSW
#define CONFIG_MII
#define CONFIG_BOOTP_DEFAULT
#define CONFIG_BOOTP_SEND_HOSTNAME
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_NET_MULTI
#define CONFIG_PHY_ATHEROS
#define CONFIG_SYS_RX_ETH_BUFFER 64
/* USB support */
#define CONFIG_USB_XHCI_OMAP
#define CONFIG_OMAP_USB_PHY
#define CONFIG_AM437X_USB2PHY2_HOST
/* SPI Flash support */
#define CONFIG_TI_SPI_MMAP
#define CONFIG_SF_DEFAULT_SPEED 48000000
#define CONFIG_DEFAULT_SPI_MODE SPI_MODE_3
/* Power */
#define CONFIG_POWER
#define CONFIG_POWER_I2C
#define CONFIG_POWER_TPS65218
/* Enabling L2 Cache */
#define CONFIG_SYS_L2_PL310
#define CONFIG_SYS_PL310_BASE 0x48242000
/*
* Since SPL did pll and ddr initialization for us,
* we don't need to do it twice.
*/
#if !defined(CONFIG_SPL_BUILD)
#define CONFIG_SKIP_LOWLEVEL_INIT
#endif
#define CONFIG_HSMMC2_8BIT
#include <configs/ti_armv7_omap.h>
#undef CONFIG_SYS_MONITOR_LEN
#define CONFIG_ENV_SIZE (16 * 1024)
#define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
#define V_OSCK 24000000 /* Clock output from T2 */
#define V_SCLK (V_OSCK)
#define CONFIG_ENV_SECT_SIZE (64 * 1024)
#define CONFIG_ENV_OFFSET (768 * 1024)
#define CONFIG_ENV_SPI_MAX_HZ 48000000
#define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds"
#define CONFIG_EXTRA_ENV_SETTINGS \
"loadaddr=0x80200000\0" \
"fdtaddr=0x81200000\0" \
"bootm_size=0x8000000\0" \
"autoload=no\0" \
"console=ttyO0,115200n8\0" \
"fdtfile=am437x-sb-som-t43.dtb\0" \
"kernel=zImage-cm-t43\0" \
"bootscr=bootscr.img\0" \
"emmcroot=/dev/mmcblk0p2 rw\0" \
"emmcrootfstype=ext4 rootwait\0" \
"emmcargs=setenv bootargs console=${console} " \
"root=${emmcroot} " \
"rootfstype=${emmcrootfstype}\0" \
"loadbootscript=load mmc 0 ${loadaddr} ${bootscr}\0" \
"bootscript=echo Running bootscript from mmc ...; " \
"source ${loadaddr}\0" \
"emmcboot=echo Booting from emmc ... && " \
"run emmcargs && " \
"load mmc 1 ${loadaddr} ${kernel} && " \
"load mmc 1 ${fdtaddr} ${fdtfile} && " \
"bootz ${loadaddr} - ${fdtaddr}\0"
#define CONFIG_BOOTCOMMAND \
"mmc dev 0; " \
"if mmc rescan; then " \
"if run loadbootscript; then " \
"run bootscript; " \
"fi; " \
"fi; " \
"mmc dev 1; " \
"if mmc rescan; then " \
"run emmcboot; " \
"fi;"
#define CONFIG_CONS_INDEX 1
/* SPL defines. */
#define CONFIG_SPL_TEXT_BASE 0x40300350
#define CONFIG_SYS_SPL_ARGS_ADDR (CONFIG_SYS_SDRAM_BASE + (128 << 20))
#define CONFIG_SYS_SPI_U_BOOT_OFFS (256 * 1024)
#define CONFIG_SYS_MONITOR_LEN (512 * 1024)
#define CONFIG_SPL_SPI_LOAD
/* EEPROM */
#define CONFIG_ENV_EEPROM_IS_ON_I2C
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5
#define CONFIG_SYS_EEPROM_SIZE 256
#endif /* __CONFIG_CM_T43_H */
|
